Elements of the Periodic Table

Edison's Menlo Park Laboratory the 1st Insdustrial Research Laboratory

Tom started experimenting when he was just a boy, and it got him into trouble sometimes. Once he accidentally caused an explosion in a train car where he'd set up his own newspaper business.

Born: February 11, 1847 in Milan, Ohio, U.S.Died: October 18, 1931 (age 84)Married: 1874 Mary Stilwell (died 1884)1886 Mina Miller Children: (with Mary) Marion, Thomas, William,(with Mina) Madeleine, Charles, Theodore

Henry Cavendish FRS (10 October 1731 – 24 February 1810) was a British natural philosopher, scientist, and an important experimental and theoretical chemist and physicist. Cavendish is noted for his discovery of hydrogen or what he called "inflammable air". He described the density of inflammable air, which formed water on combustion, in a 1766 paper "On Factitious Airs".

Edison didn't actually inventthe lightbulb (Warren de la Ruemade the 1st), but Edison built onthe contributions of other developersand patented the lightbult.

Bohr Model of Hydrogen

Henry Cavendish

The Hindenberg Disaster

Hydrogen (H)